/* UVDRK 케이스 스터디 (/works/uvdrk.php). 모든 규칙은 .uvc-page / .uvc 범위 안에서만 동작한다. */
.uvc-page {
    --uvc-navy: #0E1B2B;
    --uvc-deep: #08121E;
    --uvc-silver: #C9CFD6;
    --uvc-char: #2B333D;
    --uvc-gold: #B89A64;
    --uvc-paper: #F3F5F7;
    --uvc-text: #E9EDF2;
    --uvc-sub: #A7B2BF;
    --uvc-sub-l: #56616D;
    --uvc-line: rgba(201, 207, 214, .16);
    --uvc-line-l: rgba(43, 51, 61, .14);
    --uvc-sans: 'Pretendard Variable', Pretendard, -apple-system, BlinkMacSystemFont, 'Apple SD Gothic Neo', 'Noto Sans KR', sans-serif;
    --uvc-latin: 'Montserrat', var(--uvc-sans);
    --uvc-ease: cubic-bezier(.2, .7, .2, 1);
    --uvc-top: 88px;
    background: var(--uvc-deep);
}

.uvc {
    position: relative;
    overflow-x: clip;
    color: var(--uvc-text);
    font-family: var(--uvc-sans);
    font-size: 17px;
    line-height: 1.75;
    word-break: keep-all;
    overflow-wrap: anywhere;
    -webkit-font-smoothing: antialiased;
}
:where(.uvc) img, :where(.uvc) video { display: block; max-width: 100%; height: auto; }
:where(.uvc) h1, :where(.uvc) h2, :where(.uvc) h3, :where(.uvc) p, :where(.uvc) figure, :where(.uvc) dl, :where(.uvc) dd, :where(.uvc) ol, :where(.uvc) ul { margin: 0; }
:where(.uvc) ol, :where(.uvc) ul { padding: 0; list-style: none; }
:where(.uvc) a { color: inherit; text-decoration: none; }
:where(.uvc) button { font: inherit; color: inherit; cursor: pointer; }
:where(.uvc) code { font-family: var(--uvc-latin); font-size: .92em; white-space: nowrap; }
:where(.uvc) h2, :where(.uvc) h3 { text-wrap: balance; }
:where(.uvc) p { text-wrap: pretty; }

/* 공용 다크 헤더는 반투명이라 흰 섹션 위에서 회색으로 번진다. 레이아웃은 두고 바탕색만 이 페이지의 네이비로 맞춘다. */
.uvc-page .site-header { background: rgba(8, 18, 30, .94); border-bottom-color: rgba(201, 207, 214, .1); }
.uvc-page .site-header .container { background: transparent; box-shadow: none; }
.uvc-page.uvc-at-hero .site-consult-bar { visibility: hidden; pointer-events: none; }
.uvc-br-m { display: none; }

.uvc-wrap { width: min(100% - 3rem, var(--max-width, 1200px)); margin-inline: auto; }
.uvc-sec { position: relative; padding-block: clamp(96px, 12vw, 180px); }
.uvc .is-light, .uvc-sec.is-light { background: #fff; color: var(--uvc-char); }
.uvc-sec.is-dark { background: var(--uvc-deep); }

.uvc-label {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    font-family: var(--uvc-latin);
    font-size: 14px;
    font-weight: 500;
    letter-spacing: .18em;
    text-transform: uppercase;
    color: var(--uvc-sub);
}
.uvc-label::before { content: ''; width: 28px; height: 1px; background: var(--uvc-gold); }
.uvc-label b { font-weight: 600; color: currentColor; }
.is-light .uvc-label, .uvc-formula .uvc-label { color: var(--uvc-sub-l); }

.uvc-head { display: grid; gap: 24px; margin-bottom: clamp(56px, 7vw, 96px); }
.uvc-head h2,
.uvc-name__top h2,
.uvc-thread__head h2,
.uvc-formula__head h2,
.uvc-material__head h2,
.uvc-explore__head h2,
.uvc-guard__head h2 {
    font-size: clamp(34px, 5vw, 68px);
    font-weight: 600;
    line-height: 1.17;
    letter-spacing: -.03em;
}
.uvc-head__lead { max-width: 44em; font-size: 18px; color: var(--uvc-sub); }
.is-light .uvc-head__lead { color: var(--uvc-sub-l); }

.uvc-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    min-height: 52px;
    padding: 0 26px;
    border-radius: 999px;
    font-size: 16px;
    font-weight: 600;
    transition: background .3s, color .3s, border-color .3s, transform .3s var(--uvc-ease);
}
.uvc-btn:hover { transform: translateY(-2px); }
.uvc-btn--solid { background: #fff; color: var(--uvc-navy); }
.uvc-btn--solid:hover { background: var(--uvc-silver); }
.uvc-btn--line { border: 1px solid rgba(201, 207, 214, .45); color: var(--uvc-text); }
.uvc-btn--line:hover { border-color: #fff; background: rgba(255, 255, 255, .06); }

/* 등장 효과: 스크립트가 켜진 경우에만 숨겼다가 보이게 한다 */
.uvc.is-live [data-reveal] {
    opacity: 0;
    transform: translate3d(0, 28px, 0);
    transition: opacity .9s var(--uvc-ease), transform .9s var(--uvc-ease);
    transition-delay: calc(var(--d, 0) * 90ms);
}
.uvc.is-live [data-reveal].is-in { opacity: 1; transform: none; }

/* ---------- HERO ---------- */
/* 공용 헤더(sticky, 85px)가 문서 흐름에 있어 첫 화면이 그만큼 밀린다. 히어로를 헤더 밑으로 끌어올려 첫 화면 전체를 쓴다. */
.uvc-hero { position: relative; height: 250vh; margin-top: calc(var(--uvc-head, 85px) * -1); background: var(--uvc-deep); }
.uvc.is-live .uvc-hero { --uvc-copy: 0; --uvc-metal: 1; --uvc-zoom: 1.22; --uvc-intro: 1; }
.uvc-hero__stage { position: sticky; top: 0; height: 100vh; height: 100svh; overflow: hidden; isolation: isolate; }
.uvc-hero__img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: 62% 50%;
    transform: scale(var(--uvc-zoom, 1));
    transform-origin: 60% 50%;
}
.uvc-hero__shade {
    position: absolute;
    inset: 0;
    background:
        linear-gradient(90deg, rgba(8, 18, 30, .86) 0%, rgba(8, 18, 30, .55) 38%, rgba(8, 18, 30, 0) 70%),
        linear-gradient(0deg, rgba(8, 18, 30, .92) 0%, rgba(8, 18, 30, 0) 42%);
    opacity: var(--uvc-copy, 1);
}
.uvc-hero__metal { display: none; }
.uvc.is-live .uvc-hero__metal {
    display: block;
    position: absolute;
    inset: 0;
    background: linear-gradient(104deg, #5d6a7a 0%, #c9d1da 22%, #f4f6f9 38%, #8e9bab 55%, #dfe5ec 74%, #7c8999 100%);
    mix-blend-mode: screen;
    opacity: var(--uvc-metal, 1);
}
.uvc-hero__veil { display: none; position: absolute; inset: 0; width: 100%; height: 100%; }
.uvc-hero__veil-fill { fill: var(--uvc-deep); }
.uvc.is-live .uvc-hero__veil { display: block; opacity: var(--uvc-veil, 1); }
.uvc-hero__intro { display: none; }
.uvc.is-live .uvc-hero__intro {
    display: block;
    position: absolute;
    inset: 0;
    pointer-events: none;
    opacity: var(--uvc-intro, 1);
}
.uvc-hero__eyebrow {
    position: absolute;
    left: 50%;
    top: calc(50% - min(16vw, 230px));
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: 14px;
    font-family: var(--uvc-latin);
    font-size: 14px;
    font-weight: 500;
    letter-spacing: .32em;
    text-transform: uppercase;
    color: var(--uvc-silver);
    white-space: nowrap;
}
.uvc-hero__eyebrow i { width: 28px; height: 1px; background: var(--uvc-gold); }
.uvc-hero__cue {
    position: absolute;
    left: 50%;
    bottom: 132px;
    transform: translateX(-50%);
    font-family: var(--uvc-latin);
    font-size: 14px;
    letter-spacing: .3em;
    text-transform: uppercase;
    color: var(--uvc-sub);
}
.uvc-hero__cue::after {
    content: '';
    display: block;
    width: 1px;
    height: 44px;
    margin: 14px auto 0;
    background: linear-gradient(var(--uvc-silver), transparent);
    animation: uvc-cue 2.2s var(--uvc-ease) infinite;
}
@keyframes uvc-cue { 0% { transform: scaleY(0); transform-origin: top; } 50% { transform: scaleY(1); transform-origin: top; } 51% { transform-origin: bottom; } 100% { transform: scaleY(0); transform-origin: bottom; } }

.uvc-hero__copy {
    position: absolute;
    left: 0;
    right: 0;
    bottom: clamp(150px, 22vh, 230px);
    opacity: var(--uvc-copy, 1);
    transform: translate3d(0, calc((1 - var(--uvc-copy, 1)) * 40px), 0);
}
.uvc-hero__copy h1 { display: grid; gap: 18px; font-weight: 600; }
.uvc-hero__label {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    font-size: 16px;
    font-weight: 500;
    letter-spacing: .08em;
    color: var(--uvc-silver);
}
.uvc-hero__label::before { content: ''; width: 28px; height: 1px; background: var(--uvc-gold); }
.uvc-hero__title { font-size: clamp(44px, 7.2vw, 112px); line-height: 1.08; letter-spacing: -.04em; color: #fff; }
.uvc-hero__lead { max-width: 33em; margin-top: 26px; font-size: 18px; color: rgba(233, 237, 242, .86); }
.uvc-hero__meta {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 40px;
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 24px;
    padding-top: 20px;
    border-top: 1px solid var(--uvc-line);
}
.uvc-hero__meta dt { font-family: var(--uvc-latin); font-size: 14px; font-weight: 500; letter-spacing: .16em; text-transform: uppercase; color: var(--uvc-sub); }
.uvc-hero__meta dd { margin-top: 4px; font-size: 16px; line-height: 1.5; color: var(--uvc-text); }

/* ---------- 01 OVERVIEW ---------- */
.uvc-overview__body { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: clamp(24px, 4vw, 64px); max-width: 1040px; font-size: 19px; line-height: 1.8; }
.uvc-challenges { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; margin-top: clamp(72px, 9vw, 120px); }
.uvc-challenges li { position: relative; padding: 36px 32px 40px; border-radius: 20px; background: var(--uvc-paper); }
.uvc-challenges__no { font-family: var(--uvc-latin); font-size: 15px; font-weight: 600; letter-spacing: .14em; color: var(--uvc-sub-l); }
.uvc-challenges h3 { margin: 56px 0 14px; font-size: 24px; font-weight: 600; line-height: 1.35; letter-spacing: -.02em; }
.uvc-challenges p { font-size: 16px; line-height: 1.75; color: var(--uvc-sub-l); }
.uvc-numbers { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); margin-top: clamp(72px, 9vw, 120px); border-top: 1px solid var(--uvc-line-l); }
.uvc-numbers li { display: grid; gap: 6px; padding: 28px 16px 0 0; }
.uvc-numbers strong { display: flex; align-items: baseline; gap: 4px; font-family: var(--uvc-latin); font-size: clamp(40px, 5vw, 68px); font-weight: 300; line-height: 1; letter-spacing: -.03em; color: var(--uvc-navy); }
.uvc-numbers small { font-family: var(--uvc-sans); font-size: 16px; font-weight: 500; letter-spacing: 0; color: var(--uvc-sub-l); }
.uvc-numbers li > span { font-size: 15px; color: var(--uvc-sub-l); }

/* ---------- 02 THE NAME ---------- */
.uvc-name { position: relative; height: 320vh; background: var(--uvc-navy); }
.uvc-name__stage {
    position: sticky;
    top: 0;
    height: 100vh;
    height: 100svh;
    overflow: hidden;
    display: grid;
    grid-template-rows: auto 1fr auto;
    padding: calc(var(--uvc-top) + 28px) 0 clamp(36px, 6vh, 64px);
    background: radial-gradient(ellipse 70% 60% at 50% 55%, rgba(30, 55, 86, .55), rgba(14, 27, 43, 0) 70%);
}
.uvc-name__top { display: grid; gap: 14px; }
.uvc-name__ask { max-width: 30em; font-size: 17px; color: var(--uvc-sub); }
.uvc-name__word {
    position: relative;
    align-self: center;
    justify-self: center;
    display: flex;
    font-family: var(--uvc-latin);
    font-size: clamp(88px, 19vw, 330px);
    font-weight: 600;
    line-height: 1;
    letter-spacing: .02em;
    user-select: none;
}
.uvc-name__ch { color: rgba(201, 207, 214, .13); transition: color .7s var(--uvc-ease), text-shadow .7s var(--uvc-ease), transform .7s var(--uvc-ease), margin .7s var(--uvc-ease); }
.uvc-name__ch.is-on { color: #F5F7FA; text-shadow: 0 0 60px rgba(168, 196, 232, .25); transform: translateY(-.02em); }
.uvc-name__ch--k { position: relative; }
.uvc-name__ch--k::before {
    content: '';
    position: absolute;
    left: -.11em;
    top: .44em;
    width: .07em;
    height: .07em;
    border-radius: 50%;
    background: var(--uvc-gold);
    opacity: 0;
    transform: scale(.3);
    transition: opacity .6s var(--uvc-ease), transform .6s var(--uvc-ease);
}
.uvc-name__word[data-step="1"] .uvc-name__ch--k { margin-left: .2em; }
.uvc-name__word[data-step="1"] .uvc-name__ch--k::before { opacity: 1; transform: none; }
.uvc-name__line {
    position: absolute;
    left: var(--l, 0);
    bottom: -.12em;
    width: var(--w, 0);
    height: 2px;
    background: var(--uvc-gold);
    transition: left .7s var(--uvc-ease), width .7s var(--uvc-ease);
}
.uvc-name__notes { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; }
.uvc-name__notes li { padding-top: 22px; border-top: 1px solid var(--uvc-line); opacity: .32; transition: opacity .6s var(--uvc-ease), border-color .6s; }
.uvc-name__notes li.is-on { opacity: 1; border-color: rgba(201, 207, 214, .55); }
.uvc-name__key { font-family: var(--uvc-latin); font-size: 15px; font-weight: 600; letter-spacing: .14em; color: var(--uvc-silver); }
.uvc-name__notes h3 { margin: 10px 0 8px; font-size: 22px; font-weight: 600; line-height: 1.4; }
.uvc-name__notes p { font-size: 16px; color: var(--uvc-sub); }

/* ---------- 03 MOTION LANGUAGE ---------- */
.uvc-thread { position: relative; height: 480vh; background: var(--uvc-deep); }
.uvc-thread__stage { position: sticky; top: 0; height: 100vh; height: 100svh; overflow: hidden; }
.uvc-thread__canvas { position: absolute; inset: 0; width: 100%; height: 100%; }
.uvc-thread__fade { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(8, 18, 30, .92) 0%, rgba(8, 18, 30, .5) 34%, rgba(8, 18, 30, 0) 62%), linear-gradient(0deg, rgba(8, 18, 30, .7), rgba(8, 18, 30, 0) 30%); pointer-events: none; }
.uvc-thread__inner { position: relative; height: 100%; display: grid; grid-template-columns: minmax(0, 470px) 1fr; grid-template-rows: auto 1fr auto; padding: calc(var(--uvc-top) + 28px) 0 40px; }
.uvc-thread__head { grid-column: 1; display: grid; gap: 18px; }
.uvc-thread__head > p { font-size: 17px; color: var(--uvc-sub); }
.uvc-thread__steps { grid-column: 1; grid-row: 2; position: relative; align-self: end; min-height: 230px; }
.uvc-thread__steps li { position: absolute; left: 0; right: 0; bottom: 0; opacity: 0; transform: translate3d(0, 18px, 0); transition: opacity .6s var(--uvc-ease), transform .6s var(--uvc-ease); }
.uvc-thread__steps li.is-on { opacity: 1; transform: none; }
.uvc-thread__still { display: none; }
.uvc-thread__tag { display: flex; align-items: center; gap: 12px; font-family: var(--uvc-latin); font-size: 15px; font-weight: 600; letter-spacing: .18em; color: var(--uvc-silver); }
.uvc-thread__tag span { color: var(--uvc-gold); }
.uvc-thread__steps h3 { margin: 14px 0 10px; font-size: clamp(24px, 2.4vw, 32px); font-weight: 600; line-height: 1.35; letter-spacing: -.02em; color: #fff; }
.uvc-thread__steps p:last-child { font-size: 16px; color: var(--uvc-sub); }
.uvc-thread__rail { position: absolute; right: 0; top: calc(var(--uvc-top) + 36px); bottom: 40px; width: 1px; background: var(--uvc-line); }
.uvc-thread__rail i { position: absolute; left: 0; top: 0; width: 1px; height: calc(var(--p, 0) * 100%); background: var(--uvc-gold); }
.uvc-thread__frame { position: absolute; right: 14px; bottom: 0; font-family: var(--uvc-latin); font-size: 14px; letter-spacing: .14em; color: var(--uvc-sub); white-space: nowrap; font-variant-numeric: tabular-nums; }
.uvc-thread__foot { grid-column: 2; grid-row: 3; justify-self: end; max-width: 26em; margin: 0 30px 34px 0; font-size: 14px; line-height: 1.65; color: var(--uvc-sub); text-align: right; }

/* ---------- 04 COLOR ---------- */
.uvc-ratio { --navy: 60; --white: 27; --silver: 9; --gold: 4; --sil-c: var(--uvc-silver); }
.uvc-ratio[data-mode="guide"] { --navy: 20; --white: 70; --silver: 10; --gold: 0; --sil-c: #586164; }
.uvc-ratio__switch { display: inline-flex; padding: 5px; border-radius: 999px; background: var(--uvc-paper); }
.uvc-ratio__switch button { min-height: 46px; padding: 0 22px; border: 0; border-radius: 999px; background: transparent; font-size: 16px; font-weight: 600; color: var(--uvc-sub-l); transition: background .4s, color .4s, box-shadow .4s; }
.uvc-ratio__switch button span { margin-left: 4px; font-weight: 500; opacity: .75; }
.uvc-ratio__switch button[aria-pressed="true"] { background: #fff; color: var(--uvc-navy); box-shadow: 0 4px 18px rgba(14, 27, 43, .12); }
.uvc-ratio__bar { display: flex; height: 72px; margin-top: 28px; overflow: hidden; border-radius: 14px; border: 1px solid var(--uvc-line-l); }
.uvc-ratio__bar > span {
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: center;
    min-width: 0;
    padding-left: 16px;
    overflow: hidden;
    white-space: nowrap;
    flex: var(--f) 1 0%;
    transition: flex-grow .9s var(--uvc-ease), background .9s var(--uvc-ease);
}
.uvc-ratio__bar b { font-size: 14px; font-weight: 600; }
.uvc-ratio__bar em { font-family: var(--uvc-latin); font-size: 20px; font-style: normal; font-weight: 500; line-height: 1.1; }
.uvc-ratio__bar .is-navy { --f: var(--navy); background: var(--uvc-navy); color: #fff; }
.uvc-ratio__bar .is-white { --f: var(--white); background: #fff; color: var(--uvc-char); }
.uvc-ratio__bar .is-silver { --f: var(--silver); background: var(--sil-c); color: var(--uvc-char); }
.uvc-ratio[data-mode="guide"] .uvc-ratio__bar .is-silver { color: #fff; }
.uvc-ratio__bar .is-gold { --f: var(--gold); padding-left: 0; background: var(--uvc-gold); color: var(--uvc-navy); }
.uvc-ratio__bar .is-gold b { display: none; }
.uvc-ratio__bar .is-gold em { padding-left: 8px; }
.uvc-ratio .for-guide, .uvc-ratio .for-direction { display: none; }
.uvc-ratio[data-mode="guide"] .for-guide, .uvc-ratio[data-mode="direction"] .for-direction { display: block; }
.uvc-ratio__view { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr); gap: clamp(28px, 5vw, 72px); align-items: center; margin-top: 40px; }
.uvc-ratio__notes { display: grid; gap: 18px; font-size: 17px; color: var(--uvc-sub-l); }
.uvc-ratio__answer { padding-top: 18px; border-top: 1px solid var(--uvc-line-l); color: var(--uvc-char); font-weight: 500; }
.uvc-ratio__live { display: inline-block; justify-self: start; padding: 10px 16px; border-radius: 12px; background: var(--uvc-paper); font-size: 15px; }
.uvc-ratio__live b { font-family: var(--uvc-latin); font-weight: 600; color: var(--uvc-navy); }

.uvc-mock {
    --m-bg: var(--uvc-deep); --m-bar: #0b1826; --m-hero: var(--uvc-navy); --m-ink: rgba(255, 255, 255, .9); --m-sub: rgba(201, 207, 214, .45);
    --m-card: #13243a; --m-line: var(--uvc-gold); --m-dot: rgba(201, 207, 214, .5);
    aspect-ratio: 16 / 10;
    display: grid;
    grid-template-rows: 8% 1fr auto auto;
    gap: 5%;
    padding: 0 0 6%;
    overflow: hidden;
    border-radius: 16px;
    background: var(--m-bg);
    box-shadow: 0 30px 60px -30px rgba(14, 27, 43, .45);
    transition: background .9s var(--uvc-ease);
}
.uvc-ratio[data-mode="guide"] .uvc-mock {
    --m-bg: #fff; --m-bar: #fff; --m-hero: #EEF1F5; --m-ink: var(--uvc-navy); --m-sub: rgba(88, 97, 100, .45);
    --m-card: #F3F5F7; --m-line: var(--uvc-navy); --m-dot: rgba(14, 27, 43, .35);
}
.uvc-mock > * { transition: background .9s var(--uvc-ease), border-color .9s; }
.uvc-mock__bar { display: flex; align-items: center; gap: 2%; padding: 0 5%; background: var(--m-bar); border-bottom: 1px solid rgba(127, 140, 155, .18); }
.uvc-mock__bar i { width: 7%; height: 18%; border-radius: 4px; background: var(--m-dot); transition: background .9s; }
.uvc-mock__bar i:first-child { width: 14%; background: var(--m-ink); }
.uvc-mock__hero { position: relative; margin: 0 5%; border-radius: 10px; background: var(--m-hero); display: grid; align-content: center; gap: 7%; padding: 0 7%; }
.uvc-mock__hero span { display: block; height: 11%; min-height: 8px; border-radius: 4px; background: var(--m-ink); transition: background .9s; }
.uvc-mock__hero span:first-child { width: 58%; }
.uvc-mock__hero span:nth-child(2) { width: 38%; }
.uvc-mock__hero b { width: 18%; height: 2px; background: var(--m-line); transition: background .9s; }
.uvc-mock__rows { display: grid; gap: 8px; padding: 0 5%; }
.uvc-mock__rows span { height: 7px; border-radius: 4px; background: var(--m-sub); transition: background .9s; }
.uvc-mock__rows span:nth-child(2) { width: 86%; }
.uvc-mock__rows span:nth-child(3) { width: 64%; }
.uvc-mock__cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 4%; padding: 0 5%; }
.uvc-mock__cards i { aspect-ratio: 4 / 3; border-radius: 8px; background: var(--m-card); transition: background .9s; }

.uvc-swatches { display: flex; gap: 10px; height: 380px; margin-top: clamp(72px, 9vw, 120px); }
.uvc-swatches li {
    position: relative;
    flex: 1 1 0;
    min-width: 0;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    gap: 2px;
    padding: 22px 20px;
    overflow: hidden;
    border-radius: 18px;
    background: var(--c);
    color: #fff;
    outline: none;
    transition: flex-grow .7s var(--uvc-ease), opacity .9s var(--uvc-ease), transform .9s var(--uvc-ease);
}
.uvc-swatches li.is-pale { color: var(--uvc-char); box-shadow: inset 0 0 0 1px var(--uvc-line-l); }
.uvc-swatches li:hover, .uvc-swatches li:focus-visible { flex-grow: 2.4; }
.uvc-swatches li:focus-visible { box-shadow: 0 0 0 3px #fff, 0 0 0 5px var(--uvc-navy); }
.uvc-swatches__role { position: absolute; top: 20px; left: 20px; font-size: 14px; font-weight: 600; opacity: .8; white-space: nowrap; }
.uvc-swatches strong { font-family: var(--uvc-latin); font-size: 18px; font-weight: 600; white-space: nowrap; }
.uvc-swatches code { font-size: 16px; opacity: .9; }
.uvc-swatches__rgb, .uvc-swatches__use { font-size: 14px; line-height: 1.5; opacity: 0; max-height: 0; transition: opacity .5s, max-height .6s var(--uvc-ease); }
.uvc-swatches li:hover .uvc-swatches__rgb, .uvc-swatches li:focus-visible .uvc-swatches__rgb,
.uvc-swatches li:hover .uvc-swatches__use, .uvc-swatches li:focus-visible .uvc-swatches__use { opacity: .9; max-height: 5em; }
.uvc-swatches__use { white-space: normal; min-width: 14em; }

.uvc-color__notes { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr); gap: 20px; margin-top: 20px; }
.uvc-measure { display: grid; grid-template-columns: auto 1fr; gap: 28px; align-items: center; padding: 34px; border-radius: 20px; background: var(--uvc-paper); }
.uvc-measure__dots { display: flex; }
.uvc-measure__dots i { width: 76px; height: 76px; border-radius: 50%; background: var(--c); box-shadow: 0 0 0 4px var(--uvc-paper); }
.uvc-measure__dots i + i { margin-left: -22px; }
.uvc-measure h3, .uvc-gold h3 { font-size: 20px; font-weight: 600; }
.uvc-measure p { margin-top: 10px; font-size: 16px; color: var(--uvc-sub-l); }
.uvc-measure code { color: var(--uvc-navy); font-weight: 600; }
.uvc-gold { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.uvc-gold > div { display: grid; align-content: start; gap: 14px; padding: 28px; border-radius: 20px; background: var(--uvc-navy); color: var(--uvc-text); }
.uvc-gold__mark { font-family: var(--uvc-latin); font-size: 14px; font-weight: 600; letter-spacing: .18em; color: var(--uvc-silver); }
.uvc-gold__dont .uvc-gold__mark { color: #E3A8A0; }
.uvc-gold__sample { display: grid; gap: 12px; padding: 18px; border-radius: 12px; background: var(--uvc-deep); }
.uvc-gold__sample b { font-family: var(--uvc-latin); font-size: 16px; font-weight: 500; }
.uvc-gold__sample i { width: 36px; height: 1px; background: var(--uvc-gold); }
.uvc-gold__sample--bad { border: 2px solid var(--uvc-gold); box-shadow: inset 0 0 0 6px var(--uvc-deep), inset 0 0 0 7px var(--uvc-gold); }
.uvc-gold__sample--bad b { color: var(--uvc-gold); }
.uvc-gold p { font-size: 15px; color: var(--uvc-sub); }

/* ---------- 05 TYPOGRAPHY ---------- */
.uvc-type__grid { display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr); gap: clamp(40px, 6vw, 96px); align-items: start; }
.uvc-type__giant { font-family: var(--uvc-latin); font-size: clamp(58px, 9.4vw, 150px); font-weight: var(--w, 200); line-height: 1; letter-spacing: .01em; white-space: nowrap; color: #fff; }
.uvc-type__meta { display: flex; justify-content: space-between; gap: 16px; margin-top: 18px; padding-bottom: 18px; border-bottom: 1px solid var(--uvc-line); font-family: var(--uvc-latin); font-size: 14px; letter-spacing: .14em; text-transform: uppercase; color: var(--uvc-sub); }
.uvc-type__wght b { font-weight: 600; color: var(--uvc-gold); font-variant-numeric: tabular-nums; }
.uvc-type__rows li { display: flex; align-items: baseline; justify-content: space-between; gap: 20px; padding: 22px 0; border-bottom: 1px solid var(--uvc-line); }
.uvc-type__rows span { font-family: var(--uvc-latin); font-size: clamp(28px, 3.2vw, 46px); line-height: 1.1; color: #fff; }
.uvc-type__w600 { font-weight: 600; letter-spacing: .04em; }
.uvc-type__w500 { font-weight: 500; font-size: clamp(18px, 1.8vw, 24px) !important; letter-spacing: .24em; }
.uvc-type__w300 { font-weight: 300; letter-spacing: .06em; }
.uvc-type__rows em { font-size: 14px; font-style: normal; color: var(--uvc-sub); white-space: nowrap; }
.uvc-type__hangul { display: grid; gap: 6px; padding-top: 12px; }
.uvc-type__plex { font-family: 'IBM Plex Sans KR', var(--uvc-sans); font-size: clamp(32px, 3.4vw, 48px); font-weight: 300; line-height: 1.3; color: #fff; }
.uvc-type__pretendard { margin-top: 26px; font-size: clamp(32px, 3.4vw, 48px); font-weight: 500; line-height: 1.3; letter-spacing: -.03em; color: #fff; }
.uvc-type__cap { font-size: 14px; color: var(--uvc-sub); }
.uvc-type__body { margin-top: 34px; padding-top: 26px; border-top: 1px solid var(--uvc-line); font-size: 16px; color: var(--uvc-sub); }

/* ---------- 06 LAYOUT FORMULA ---------- */
.uvc-formula { position: relative; height: 280vh; background: #fff; color: var(--uvc-char); }
.uvc-formula__stage { position: sticky; top: 0; height: 100vh; height: 100svh; display: flex; align-items: center; overflow: hidden; padding-top: var(--uvc-top); }
.uvc-formula__grid { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: clamp(32px, 6vw, 96px); align-items: center; }
.uvc-formula__head { display: grid; gap: 22px; }
.uvc-formula__head > p { font-size: 16px; color: var(--uvc-sub-l); }
.uvc-formula__keys { display: grid; gap: 4px; }
.uvc-formula__keys li { display: flex; align-items: baseline; gap: 16px; padding: 10px 0; border-bottom: 1px solid var(--uvc-line-l); opacity: .35; transition: opacity .5s; }
.uvc-formula__keys li.is-on { opacity: 1; }
.uvc-formula__keys strong { min-width: 4.6em; font-family: var(--uvc-latin); font-size: 26px; font-weight: 500; color: var(--uvc-navy); }
.uvc-formula__keys span { font-size: 16px; }
.uvc-frame { --a: 0; --b: 0; --c: 0; position: relative; aspect-ratio: 16 / 10; overflow: hidden; border-radius: 20px; background: var(--uvc-navy); box-shadow: 0 40px 80px -40px rgba(14, 27, 43, .5); }
.uvc-frame__image { position: absolute; top: 0; right: 0; bottom: 0; width: 56%; overflow: hidden; opacity: var(--a); transform: translate3d(calc((1 - var(--a)) * 30%), 0, 0); }
.uvc-frame__image img { width: 100%; height: 100%; object-fit: cover; object-position: 60% 50%; }
.uvc-frame__copy { position: absolute; left: 8%; bottom: 14%; width: 34%; display: grid; gap: 10px; }
.uvc-frame__copy i { display: block; height: 14px; border-radius: 4px; background: #fff; transform-origin: left; transform: scaleX(var(--b)); }
.uvc-frame__copy i:nth-child(2) { width: 68%; transform: scaleX(max(0, calc(var(--b) * 2 - 1))); }
.uvc-frame__copy b { width: 22%; height: 2px; margin-top: 8px; background: var(--uvc-gold); transform-origin: left; transform: scaleX(var(--b)); }
.uvc-frame__space {
    position: absolute;
    left: 0;
    top: 0;
    width: 44%;
    height: 62%;
    display: grid;
    place-items: center;
    border-right: 1px dashed rgba(201, 207, 214, .5);
    border-bottom: 1px dashed rgba(201, 207, 214, .5);
    background: repeating-linear-gradient(135deg, rgba(201, 207, 214, .12) 0 1px, transparent 1px 12px);
    opacity: var(--c);
}
.uvc-frame__space span { font-family: var(--uvc-latin); font-size: clamp(22px, 2.6vw, 36px); font-weight: 500; color: var(--uvc-silver); }

.uvc-donts { padding-top: 0; }
.uvc-donts__title { max-width: 18em; margin-bottom: 28px; font-size: clamp(24px, 2.6vw, 34px); font-weight: 600; line-height: 1.35; letter-spacing: -.02em; }
.uvc-donts__list { border-top: 1px solid var(--uvc-char); }
.uvc-donts__list li { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.25fr); gap: 12px 48px; align-items: baseline; padding: 26px 0; border-bottom: 1px solid var(--uvc-line-l); }
.uvc-donts__no { font-size: 19px; font-weight: 600; color: #8A949E; }
.uvc-donts__no s { text-decoration-color: #C0645A; text-decoration-thickness: 2px; }
.uvc-donts__list li > p:last-child { position: relative; padding-left: 30px; font-size: 17px; line-height: 1.7; color: var(--uvc-char); }
.uvc-donts__list li > p:last-child::before { content: '→'; position: absolute; left: 0; color: var(--uvc-navy); font-weight: 600; }

/* ---------- 07 MATERIAL ---------- */
.uvc-material { position: relative; padding: clamp(96px, 12vw, 180px) 0 0; background: var(--uvc-navy); }
.uvc-material__head { display: grid; gap: 22px; margin-bottom: clamp(48px, 6vw, 80px); }
.uvc-material__head > p { max-width: 36em; font-size: 18px; color: var(--uvc-sub); }
.uvc-material__fig { position: relative; }
.uvc-material__img { overflow: hidden; aspect-ratio: 3 / 2; max-height: 110vh; width: 100%; }
.uvc-material__img img { width: 100%; height: 112%; object-fit: cover; margin-top: -6%; }
.uvc-material__spots li { position: absolute; left: var(--x); top: var(--y); display: flex; align-items: flex-start; gap: 14px; }
.uvc-material__spots i { position: relative; flex: none; width: 14px; height: 14px; margin-top: 4px; border-radius: 50%; background: #fff; box-shadow: 0 0 0 6px rgba(255, 255, 255, .18); }
.uvc-material__spots i::after { content: ''; position: absolute; inset: -10px; border-radius: 50%; border: 1px solid rgba(255, 255, 255, .5); animation: uvc-ping 2.6s var(--uvc-ease) infinite; }
@keyframes uvc-ping { 0% { transform: scale(.4); opacity: 1; } 100% { transform: scale(1.6); opacity: 0; } }
.uvc-material__spots li > div { display: grid; gap: 4px; width: 15em; padding: 14px 16px; border-radius: 14px; background: rgba(8, 18, 30, .72); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); }
.uvc-material__spots strong { font-size: 16px; font-weight: 600; color: #fff; }
.uvc-material__spots span { font-size: 14px; line-height: 1.6; color: var(--uvc-sub); }
.uvc-material__spots li:nth-child(4) { flex-direction: row-reverse; translate: calc(-100% + 14px) 0; }

/* ---------- 08 EXPLORATION ---------- */
.uvc-explore { position: relative; background: var(--uvc-deep); }
.uvc-explore__stage { position: sticky; top: 0; height: 100vh; height: 100svh; display: grid; grid-template-rows: auto 1fr auto; padding: calc(var(--uvc-top) + 20px) 0 36px; overflow: hidden; }
.uvc-explore__head { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 26em); gap: 14px 48px; align-items: end; }
.uvc-explore__head .uvc-label { grid-column: 1 / -1; }
.uvc-explore__head > p { font-size: 16px; color: var(--uvc-sub); }
.uvc-explore__viewport { align-self: center; overflow: hidden; }
.uvc-explore__track { display: flex; gap: 24px; width: max-content; padding-inline: max(1.5rem, calc((100vw - var(--max-width, 1200px)) / 2)); transform: translate3d(var(--x, 0), 0, 0); will-change: transform; }
.uvc-explore__card { width: clamp(260px, 28vw, 400px); }
.uvc-explore__img { aspect-ratio: 3 / 2; overflow: hidden; border-radius: 16px; background: var(--uvc-navy); }
.uvc-explore__img img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.2s var(--uvc-ease), filter .6s; }
.uvc-explore__card:hover .uvc-explore__img img { transform: scale(1.05); }
.uvc-explore__status { display: inline-flex; align-items: center; gap: 10px; margin-top: 18px; padding: 5px 12px 5px 6px; border-radius: 999px; border: 1px solid var(--uvc-line); font-size: 14px; font-weight: 600; color: var(--uvc-silver); }
.uvc-explore__status span { padding: 2px 8px; border-radius: 999px; background: rgba(201, 207, 214, .14); font-family: var(--uvc-latin); font-size: 14px; }
.uvc-explore__card.is-swap .uvc-explore__status { border-color: rgba(184, 154, 100, .55); color: #D8C39A; }
.uvc-explore__card.is-drop .uvc-explore__status { border-color: rgba(227, 168, 160, .45); color: #E3A8A0; }
.uvc-explore__card.is-drop .uvc-explore__img img { filter: grayscale(.7) brightness(.75); }
.uvc-explore__card h3 { margin: 14px 0 8px; font-size: 21px; font-weight: 600; }
.uvc-explore__card > p:last-child { font-size: 15px; line-height: 1.7; color: var(--uvc-sub); }
.uvc-explore__progress { position: relative; height: 1px; background: var(--uvc-line); }
.uvc-explore__progress i { position: absolute; left: 0; top: 0; height: 1px; width: calc(var(--p, 0) * 100%); background: var(--uvc-gold); }

/* ---------- 09 STRUCTURE ---------- */
.uvc-map { position: relative; padding: clamp(32px, 4vw, 56px); border-radius: 24px; background: var(--uvc-paper); }
.uvc-map__root { display: flex; justify-content: center; }
.uvc-map__root span { padding: 12px 30px; border-radius: 999px; background: var(--uvc-navy); font-family: var(--uvc-latin); font-size: 16px; font-weight: 600; letter-spacing: .14em; color: #fff; }
.uvc-map__cols { position: relative; display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 14px; margin-top: 46px; }
.uvc-map__cols::before { content: ''; position: absolute; left: 10%; right: 10%; top: -24px; height: 1px; background: rgba(14, 27, 43, .25); transform-origin: center; transform: scaleX(0); transition: transform 1.1s var(--uvc-ease) .2s; }
.uvc-map__root::after { content: ''; position: absolute; left: 50%; top: calc(clamp(32px, 4vw, 56px) + 46px); width: 1px; height: 22px; background: rgba(14, 27, 43, .25); }
.uvc-map.is-in .uvc-map__cols::before, .uvc.is-static .uvc-map__cols::before { transform: scaleX(1); }
.uvc-map__cols > li { position: relative; padding: 20px 18px 22px; border-radius: 16px; background: #fff; box-shadow: 0 1px 0 var(--uvc-line-l); }
.uvc-map__cols > li::before { content: ''; position: absolute; left: 50%; top: -24px; width: 1px; height: 24px; background: rgba(14, 27, 43, .25); }
.uvc-map__cols strong { display: block; padding-bottom: 12px; margin-bottom: 10px; border-bottom: 1px solid var(--uvc-line-l); font-size: 16px; font-weight: 700; }
.uvc-map__cols ul li { display: flex; align-items: center; gap: 8px; padding: 5px 0; font-size: 15px; color: var(--uvc-sub-l); }
.uvc-map__cols li.is-product { background: var(--uvc-navy); color: #fff; }
.uvc-map__cols li.is-product strong { border-color: rgba(255, 255, 255, .16); }
.uvc-map__cols li.is-product ul li { color: rgba(233, 237, 242, .85); }
.uvc-map b { display: inline-grid; place-items: center; flex: none; width: 22px; height: 22px; border-radius: 50%; background: var(--uvc-silver); font-family: var(--uvc-latin); font-size: 14px; font-weight: 600; line-height: 1; color: var(--uvc-navy); }
.uvc-map__cards { display: grid; grid-template-columns: auto 1fr; gap: 20px; align-items: center; margin-top: 30px; padding-top: 26px; border-top: 1px dashed rgba(14, 27, 43, .2); }
.uvc-map__cards > p { font-size: 15px; font-weight: 700; }
.uvc-map__cards ol { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 10px; }
.uvc-map__cards li { display: flex; align-items: center; gap: 8px; padding: 12px 12px; border-radius: 12px; background: #fff; font-size: 15px; font-weight: 600; }
.uvc.is-live .uvc-map__cols > li, .uvc.is-live .uvc-map__cards li { opacity: 0; transform: translate3d(0, 16px, 0); transition: opacity .7s var(--uvc-ease), transform .7s var(--uvc-ease); }
.uvc.is-live .uvc-map__cols > li { transition-delay: calc(.35s + var(--d) * 90ms); }
.uvc.is-live .uvc-map__cards li { transition-delay: calc(.9s + var(--e) * 70ms); }
.uvc.is-live .uvc-map.is-in .uvc-map__cols > li, .uvc.is-live .uvc-map.is-in .uvc-map__cards li { opacity: 1; transform: none; }

.uvc-filter { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: clamp(32px, 5vw, 72px); align-items: start; margin-top: clamp(72px, 9vw, 120px); }
.uvc-filter h3 { font-size: clamp(24px, 2.4vw, 32px); font-weight: 600; line-height: 1.35; letter-spacing: -.02em; }
.uvc-filter__copy > p { margin-top: 14px; font-size: 16px; color: var(--uvc-sub-l); }
.uvc-filter__chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 28px; }
.uvc-filter__chips button { min-height: 44px; padding: 0 18px; border-radius: 999px; border: 1px solid var(--uvc-line-l); background: #fff; font-size: 15px; font-weight: 600; color: var(--uvc-char); transition: background .3s, color .3s, border-color .3s; }
.uvc-filter__chips button span { margin-left: 6px; font-family: var(--uvc-latin); opacity: .6; }
.uvc-filter__chips button[aria-pressed="true"] { background: var(--uvc-navy); border-color: var(--uvc-navy); color: #fff; }
.uvc-filter__status { margin-top: 16px; font-size: 14px; color: var(--uvc-sub-l); }
.uvc-filter__list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
.uvc-filter__list li { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 14px 18px; border-radius: 12px; background: var(--uvc-paper); transition: opacity .45s var(--uvc-ease), transform .45s var(--uvc-ease), background .45s; }
.uvc-filter__list strong { font-family: var(--uvc-latin); font-size: 15px; font-weight: 600; letter-spacing: .04em; }
.uvc-filter__list span { font-family: var(--uvc-latin); font-size: 14px; color: var(--uvc-sub-l); white-space: nowrap; }
.uvc-filter__list li.is-off { opacity: .22; transform: scale(.97); }

/* ---------- 10 DRAFTS ---------- */
.uvc-draft { position: relative; display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: clamp(32px, 5vw, 80px); align-items: start; padding-block: clamp(64px, 8vw, 120px); border-top: 1px solid var(--uvc-line); }
.uvc-draft--d1 { grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); }
.uvc-draft--d1 .uvc-draft__info { order: 2; }
.uvc-draft__info { position: sticky; top: calc(var(--uvc-top) + 32px); display: grid; gap: 18px; }
.uvc-draft__no { position: absolute; top: -.62em; right: 0; z-index: -1; font-family: var(--uvc-latin); font-size: clamp(120px, 14vw, 220px); font-weight: 200; line-height: 1; color: transparent; -webkit-text-stroke: 1px rgba(201, 207, 214, .22); pointer-events: none; }
.uvc-draft__tag { font-size: 15px; font-weight: 600; color: var(--uvc-gold); }
.uvc-draft h3 { display: grid; gap: 10px; }
.uvc-draft__name { font-family: var(--uvc-latin); font-size: clamp(34px, 4vw, 56px); font-weight: 500; line-height: 1.05; letter-spacing: -.02em; color: #fff; }
.uvc-draft__q { font-size: clamp(20px, 1.8vw, 24px); font-weight: 600; line-height: 1.45; color: var(--uvc-text); }
.uvc-draft__text { font-size: 16px; color: var(--uvc-sub); }
.uvc-draft__colors { display: flex; gap: 8px; }
.uvc-draft__colors li { width: 30px; height: 30px; border-radius: 50%; background: var(--c); box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .22); }
.uvc-draft__chips { display: flex; flex-wrap: wrap; gap: 8px; }
.uvc-draft__chips li { padding: 6px 12px; border-radius: 999px; border: 1px solid var(--uvc-line); font-size: 14px; color: var(--uvc-silver); }
.uvc-draft__info .uvc-btn { justify-self: start; margin-top: 6px; }
.uvc-draft__media { display: grid; gap: 22px; }
.uvc-browser { overflow: hidden; border-radius: 16px; background: #0c1724; box-shadow: 0 50px 90px -40px rgba(0, 0, 0, .8), 0 0 0 1px rgba(201, 207, 214, .12); }
.uvc-browser__bar { display: flex; align-items: center; gap: 7px; height: 40px; padding: 0 16px; background: #111f30; }
.uvc-browser__bar i { width: 11px; height: 11px; border-radius: 50%; background: rgba(201, 207, 214, .28); }
.uvc-browser__bar span { margin-left: 14px; padding: 3px 14px; border-radius: 999px; background: rgba(255, 255, 255, .06); font-size: 14px; color: var(--uvc-sub); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.uvc-browser__video { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; background: var(--uvc-deep); }
.uvc-draft__stills { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; align-items: start; }
.uvc-draft__stills li { overflow: hidden; aspect-ratio: 16 / 10; border-radius: 12px; box-shadow: 0 0 0 1px rgba(201, 207, 214, .12); }
.uvc-draft__stills img { width: 100%; height: 100%; object-fit: cover; }

.uvc-compare { margin-top: clamp(64px, 8vw, 120px); }
.uvc-compare__head { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: 12px 32px; margin-bottom: 26px; }
.uvc-compare__head h3 { font-size: clamp(26px, 2.8vw, 38px); font-weight: 600; letter-spacing: -.02em; }
.uvc-compare__head p { font-size: 16px; color: var(--uvc-sub); }
.uvc-compare__frame { position: relative; overflow: hidden; border-radius: 18px; aspect-ratio: 16 / 10; box-shadow: 0 0 0 1px rgba(201, 207, 214, .14); cursor: ew-resize; touch-action: pan-y; user-select: none; }
.uvc-compare__frame img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.uvc-compare__top { position: absolute; inset: 0; clip-path: inset(0 calc(100% - var(--x)) 0 0); }
.uvc-compare__tag { position: absolute; top: 18px; padding: 6px 14px; border-radius: 999px; background: rgba(8, 18, 30, .7); font-size: 14px; font-weight: 600; color: #fff; backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px); }
.uvc-compare__tag--a { left: 18px; }
.uvc-compare__tag--b { right: 18px; }
.uvc-compare__handle { position: absolute; top: 0; bottom: 0; left: var(--x); width: 2px; margin-left: -1px; background: #fff; pointer-events: none; }
.uvc-compare__handle i { position: absolute; top: 50%; left: 50%; width: 52px; height: 52px; margin: -26px 0 0 -26px; border-radius: 50%; background: #fff; box-shadow: 0 10px 30px rgba(0, 0, 0, .35); }
.uvc-compare__handle i::before, .uvc-compare__handle i::after { content: ''; position: absolute; top: 50%; width: 8px; height: 8px; margin-top: -4px; border-left: 2px solid var(--uvc-navy); border-bottom: 2px solid var(--uvc-navy); }
.uvc-compare__handle i::before { left: 13px; transform: rotate(45deg); }
.uvc-compare__handle i::after { right: 13px; transform: rotate(-135deg); }
.uvc-compare__range { position: absolute; left: 0; bottom: 0; width: 1px; height: 1px; margin: 0; opacity: 0; }
.uvc-compare__frame:focus-within .uvc-compare__handle i { box-shadow: 0 0 0 4px rgba(255, 255, 255, .6), 0 10px 30px rgba(0, 0, 0, .35); }
.uvc-compare__frame img { pointer-events: none; -webkit-user-drag: none; }

/* ---------- 11 DETAILS ---------- */
.uvc-detail-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: clamp(36px, 4vw, 56px) clamp(20px, 2.5vw, 36px); }
.uvc-detail-card { min-width: 0; }
.uvc-detail-card__visual { overflow: hidden; aspect-ratio: 16 / 10; border-radius: 16px; background: var(--uvc-deep); }
.uvc-detail-card__visual > img { width: 100%; height: 100%; object-fit: cover; }
.uvc-detail-card__copy { padding-top: 20px; border-bottom: 1px solid var(--uvc-line-l); padding-bottom: 24px; }
.uvc-detail-card h3 { display: flex; align-items: baseline; gap: 12px; font-size: 21px; font-weight: 600; line-height: 1.4; }
.uvc-detail-card h3 > span { font-family: var(--uvc-latin); font-size: 14px; font-weight: 500; color: var(--uvc-sub-l); }
.uvc-detail-card p { margin-top: 10px; font-size: 16px; color: var(--uvc-sub-l); }
.uvc-detail-name { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: clamp(20px, 3vw, 40px); height: 100%; padding: 24px; color: #fff; font-family: var(--uvc-latin); }
.uvc-detail-name__label { font-size: 14px; letter-spacing: .2em; color: var(--uvc-silver); }
.uvc-detail-name__word { display: flex; gap: .08em; font-size: clamp(48px, 6vw, 88px); font-weight: 500; line-height: 1; letter-spacing: .02em; }
.uvc-detail-name__word > span { display: grid; gap: 16px; text-align: center; }
.uvc-detail-name__word > span:last-child { color: var(--uvc-gold); }
.uvc-detail-name__word small { padding-top: 12px; border-top: 1px solid rgba(201, 207, 214, .25); font-size: 14px; font-weight: 400; letter-spacing: .04em; line-height: 1.3; color: var(--uvc-silver); }
.uvc-detail-name__line { font-size: 14px; color: var(--uvc-silver); }

/* ---------- 12 DEVICES ---------- */
.uvc-devices { padding-bottom: 0; overflow: hidden; }
.uvc-devices__laptop img, .uvc-devices__phone img, .uvc-devices__lobby img { width: 100%; border-radius: 20px; }
.uvc-devices__pair { display: grid; grid-template-columns: minmax(0, .82fr) minmax(0, 1.18fr); gap: clamp(16px, 2vw, 28px); align-items: end; margin-top: clamp(16px, 2vw, 28px); }
.uvc-devices__phone img { aspect-ratio: 4 / 5; object-fit: cover; }
.uvc-devices__lobby img { aspect-ratio: 4 / 3; object-fit: cover; object-position: 66% 50%; }
.uvc-devices__lobby figcaption { margin-top: 12px; font-size: 14px; color: var(--uvc-sub); }
.uvc-phones { position: relative; display: flex; justify-content: center; gap: clamp(14px, 2vw, 28px); height: min(118vh, 1100px); margin-top: clamp(80px, 10vw, 140px); overflow: hidden; -webkit-mask-image: linear-gradient(transparent, #000 14%, #000 86%, transparent); mask-image: linear-gradient(transparent, #000 14%, #000 86%, transparent); }
.uvc-phones__col { display: grid; align-content: start; gap: clamp(14px, 2vw, 28px); width: clamp(150px, 19vw, 280px); }
.uvc-phones__col:nth-child(2n) { margin-top: -18%; }
.uvc-phones__col li { overflow: hidden; border-radius: clamp(18px, 2.2vw, 30px); box-shadow: 0 0 0 1px rgba(201, 207, 214, .16), 0 30px 60px -30px rgba(0, 0, 0, .8); }
.uvc-phones__col img { width: 100%; aspect-ratio: 390 / 844; object-fit: cover; }

/* ---------- 13 GUARDRAILS ---------- */
.uvc-guard__grid { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: clamp(40px, 6vw, 96px); align-items: start; }
.uvc-guard__head { position: sticky; top: calc(var(--uvc-top) + 32px); display: grid; gap: 22px; }
.uvc-guard__head h2 { font-size: clamp(30px, 3.2vw, 46px); }
.uvc-guard__head > p { font-size: 17px; color: var(--uvc-sub-l); }
.uvc-guard__open { padding: 26px 26px 28px; border-radius: 18px; background: var(--uvc-paper); }
.uvc-guard__open h3 { font-size: 17px; font-weight: 700; }
.uvc-guard__open ul { display: grid; gap: 6px; margin: 14px 0 16px; }
.uvc-guard__open li { position: relative; padding-left: 16px; font-size: 15px; }
.uvc-guard__open li::before { content: ''; position: absolute; left: 0; top: .72em; width: 6px; height: 6px; border-radius: 50%; border: 1px solid var(--uvc-char); }
.uvc-guard__open p { font-size: 15px; color: var(--uvc-sub-l); }
.uvc-guard__list li { display: grid; grid-template-columns: 40px 1fr; gap: 20px; padding: 30px 0; border-bottom: 1px solid var(--uvc-line-l); }
.uvc-guard__list li:first-child { padding-top: 0; }
.uvc-guard__check { width: 40px; height: 40px; }
.uvc-guard__check circle { fill: none; stroke: rgba(14, 27, 43, .18); stroke-width: 1.5; }
.uvc-guard__check path { fill: none; stroke: var(--uvc-navy); stroke-width: 2.4; stroke-linecap: round; stroke-linejoin: round; stroke-dasharray: 22; stroke-dashoffset: 0; }
.uvc.is-live .uvc-guard__check path { stroke-dashoffset: 22; transition: stroke-dashoffset .8s var(--uvc-ease) .35s; }
.uvc.is-live .is-in .uvc-guard__check path { stroke-dashoffset: 0; }
.uvc-guard__list h3 { font-size: 21px; font-weight: 600; line-height: 1.4; }
.uvc-guard__list p { margin-top: 8px; font-size: 16px; color: var(--uvc-sub-l); }

/* ---------- 14 PROCESS ---------- */
.uvc-timeline { position: relative; display: grid; gap: clamp(40px, 5vw, 64px); max-width: 920px; padding-left: clamp(36px, 6vw, 96px); }
.uvc-timeline::before, .uvc-timeline::after { content: ''; position: absolute; left: 6px; top: 8px; bottom: 8px; width: 1px; background: var(--uvc-line); }
.uvc-timeline::after { bottom: auto; height: calc(var(--fill, 0) * (100% - 16px)); background: var(--uvc-gold); }
.uvc-timeline li { position: relative; display: grid; grid-template-columns: 9.5em 1fr; gap: 6px 28px; }
.uvc-timeline li::before { content: ''; position: absolute; left: calc(clamp(36px, 6vw, 96px) * -1 + 1px); top: 7px; width: 11px; height: 11px; border-radius: 50%; background: var(--uvc-deep); box-shadow: inset 0 0 0 1px var(--uvc-silver); }
.uvc-timeline time { grid-row: 1 / 3; font-family: var(--uvc-latin); font-size: 16px; font-weight: 600; letter-spacing: .1em; color: var(--uvc-silver); }
.uvc-timeline h3 { font-size: 22px; font-weight: 600; line-height: 1.4; }
.uvc-timeline p { font-size: 16px; color: var(--uvc-sub); }
.uvc-timeline li:last-child time { color: var(--uvc-gold); }

/* ---------- OUTRO ---------- */
.uvc-outro { position: relative; height: 200vh; background: var(--uvc-deep); }
.uvc-outro__stage { position: sticky; top: 0; height: 100vh; height: 100svh; display: grid; place-items: center; overflow: hidden; text-align: center; }
.uvc-outro__ring { position: absolute; left: 50%; top: 50%; width: min(160vh, 190vw); max-width: none; transform: translate(-50%, -50%) scale(var(--s, .7)); opacity: var(--o, .4); }
.uvc-outro__copy { position: relative; display: grid; justify-items: center; gap: 22px; padding-top: var(--uvc-top); }
.uvc-outro__en { font-family: var(--uvc-latin); font-size: 15px; font-weight: 500; letter-spacing: .3em; text-transform: uppercase; color: var(--uvc-silver); }
.uvc-outro__copy h2 { font-size: clamp(30px, 4.2vw, 58px); font-weight: 600; line-height: 1.25; letter-spacing: -.03em; color: #fff; }
.uvc-outro__copy > p:not(.uvc-outro__en) { max-width: 31em; font-size: 18px; color: var(--uvc-sub); }
.uvc-outro__actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; margin-top: 10px; }

.uvc-credits { padding-top: 0; }
.uvc-credits__list { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 24px; padding-top: 28px; border-top: 1px solid var(--uvc-line); }
.uvc-credits__list dt { font-family: var(--uvc-latin); font-size: 14px; font-weight: 500; letter-spacing: .16em; text-transform: uppercase; color: var(--uvc-sub); }
.uvc-credits__list dd { margin-top: 8px; font-size: 15px; line-height: 1.65; color: var(--uvc-text); }
.uvc-others { margin-top: clamp(80px, 10vw, 140px); }
.uvc-others__title { margin-bottom: 28px; font-size: clamp(24px, 2.4vw, 32px); font-weight: 600; }
.uvc-others ul { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 22px; }
.uvc-others a { display: grid; gap: 8px; }
.uvc-others__img { display: block; overflow: hidden; border-radius: 16px; aspect-ratio: 16 / 10; background: var(--uvc-navy); }
.uvc-others__img img { width: 100%; height: 100%; object-fit: cover; object-position: top; transition: transform 1s var(--uvc-ease); }
.uvc-others a:hover .uvc-others__img img { transform: scale(1.04); }
.uvc-others__tag { margin-top: 8px; font-size: 14px; color: var(--uvc-gold); }
.uvc-others strong { font-size: 19px; font-weight: 600; }
.uvc-others__desc { font-size: 15px; line-height: 1.6; color: var(--uvc-sub); }
.uvc-others__all { display: inline-flex; gap: 8px; margin-top: 36px; font-size: 16px; font-weight: 600; color: var(--uvc-silver); border-bottom: 1px solid rgba(201, 207, 214, .4); padding-bottom: 4px; }

/* ---------- 정지 모드: 움직임 줄이기 · 낮은 화면 ---------- */
.uvc.is-static .uvc-hero,
.uvc.is-static .uvc-name,
.uvc.is-static .uvc-thread,
.uvc.is-static .uvc-formula,
.uvc.is-static .uvc-explore,
.uvc.is-static .uvc-outro { height: auto; }
.uvc.is-static .uvc-hero__stage,
.uvc.is-static .uvc-name__stage,
.uvc.is-static .uvc-thread__stage,
.uvc.is-static .uvc-formula__stage,
.uvc.is-static .uvc-explore__stage,
.uvc.is-static .uvc-outro__stage { position: relative; height: auto; min-height: 0; }
.uvc.is-static .uvc-hero__stage { min-height: 100vh; min-height: 100svh; }
.uvc.is-static .uvc-name__stage { gap: 48px; }
.uvc.is-static .uvc-name__ch { color: #F5F7FA; }
.uvc.is-static .uvc-name__notes li { opacity: 1; }
.uvc.is-static .uvc-thread__canvas, .uvc.is-static .uvc-thread__fade, .uvc.is-static .uvc-thread__rail { display: none; }
.uvc.is-static .uvc-thread__inner { display: block; height: auto; padding-bottom: clamp(96px, 12vw, 160px); }
.uvc.is-static .uvc-thread__steps { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 40px 28px; margin-top: 56px; min-height: 0; }
.uvc.is-static .uvc-thread__steps li { position: static; opacity: 1; transform: none; }
.uvc.is-static .uvc-thread__still { display: block; width: 100%; margin-bottom: 18px; border-radius: 14px; }
.uvc.is-static .uvc-thread__foot { margin: 40px 0 0; text-align: left; }
.uvc.is-static .uvc-formula__stage { padding-block: clamp(96px, 12vw, 160px); }
.uvc.is-static .uvc-frame { --a: 1; --b: 1; --c: 1; }
.uvc.is-static .uvc-formula__keys li { opacity: 1; }
.uvc.is-static .uvc-explore__stage { padding-block: clamp(96px, 12vw, 160px); gap: 40px; }
.uvc.is-static .uvc-explore__viewport { overflow-x: auto; scroll-snap-type: x mandatory; }
.uvc.is-static .uvc-explore__card { scroll-snap-align: start; }
.uvc.is-static .uvc-explore__progress { display: none; }
.uvc.is-static .uvc-outro__stage { padding-block: clamp(120px, 14vw, 200px); }
.uvc.is-static .uvc-outro__ring { --s: 1; --o: .55; }
.uvc.is-static .uvc-hero__cue::after, .uvc.is-static .uvc-material__spots i::after { animation: none; }
@media (prefers-reduced-motion: reduce) {
    .uvc *, .uvc *::before, .uvc *::after { transition-duration: .01ms !important; animation: none !important; }
}

/* ---------- 반응형 ---------- */
@media (max-width: 1080px) {
    .uvc-challenges { grid-template-columns: 1fr; }
    .uvc-challenges h3 { margin-top: 28px; }
    .uvc-numbers { grid-template-columns: repeat(3, minmax(0, 1fr)); }
    .uvc-numbers li { padding-bottom: 24px; }
    .uvc-color__notes { grid-template-columns: 1fr; }
    .uvc-map__cols { grid-template-columns: repeat(3, minmax(0, 1fr)); }
    .uvc-map__cols::before, .uvc-map__cols > li::before, .uvc-map__root::after { display: none; }
    .uvc-map__cards ol { grid-template-columns: repeat(3, minmax(0, 1fr)); }
    .uvc-draft, .uvc-draft--d1 { grid-template-columns: 1fr; }
    .uvc-draft--d1 .uvc-draft__info { order: 0; }
    .uvc-draft__info { position: relative; top: auto; }
    .uvc-guard__grid { grid-template-columns: 1fr; }
    .uvc-guard__head { position: relative; top: auto; }
    .uvc-credits__list { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 860px) {
    .uvc-hero__meta { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px 20px; bottom: 28px; }
    .uvc-hero__copy { bottom: 190px; }
    .uvc-hero__lead { font-size: 16px; }
    .uvc-overview__body { grid-template-columns: 1fr; font-size: 17px; }
    .uvc-name__notes { grid-template-columns: 1fr; position: relative; min-height: 150px; }
    .uvc-name__notes li { position: absolute; left: 0; right: 0; top: 0; opacity: 0; transform: translate3d(0, 12px, 0); transition: opacity .5s, transform .5s var(--uvc-ease); }
    .uvc-name__notes li.is-on { opacity: 1; transform: none; }
    .uvc.is-static .uvc-name__notes { min-height: 0; gap: 28px; }
    .uvc.is-static .uvc-name__notes li { position: static; transform: none; }
    .uvc-thread__inner { grid-template-columns: 1fr; }
    .uvc-thread__fade { background: linear-gradient(180deg, rgba(8, 18, 30, .85) 0%, rgba(8, 18, 30, .1) 30%, rgba(8, 18, 30, .1) 58%, rgba(8, 18, 30, .9) 76%); }
    .uvc-thread__head > p { transition: opacity .5s var(--uvc-ease); }
    .uvc-thread.is-moving .uvc-thread__head > p { opacity: 0; }
    .uvc-thread__foot, .uvc-thread__frame { display: none; }
    .uvc-thread__rail { right: 12px; }
    .uvc-thread__steps { margin-right: 28px; min-height: 250px; }
    .uvc.is-static .uvc-thread__steps { grid-template-columns: 1fr; margin-right: 0; }
    .uvc-ratio__view { grid-template-columns: 1fr; }
    .uvc-ratio__switch { display: flex; }
    .uvc-ratio__switch button { flex: 1; padding: 0 12px; }
    .uvc-ratio__switch button span { display: block; margin: 0; font-size: 14px; }
    .uvc-ratio__switch button { min-height: 58px; line-height: 1.3; }
    .uvc-ratio__bar b { font-size: 14px; }
    .uvc-ratio__bar > span { padding-left: 10px; }
    .uvc-swatches { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); height: auto; }
    .uvc-swatches li { min-height: 190px; }
    .uvc-swatches__rgb, .uvc-swatches__use { opacity: .9; max-height: none; }
    .uvc-swatches__use { min-width: 0; }
    .uvc-gold { grid-template-columns: 1fr; }
    .uvc-measure { grid-template-columns: 1fr; }
    .uvc-type__grid { grid-template-columns: 1fr; }
    .uvc-formula { height: auto; }
    .uvc-formula__stage { position: relative; height: auto; padding-block: clamp(96px, 12vw, 160px); }
    .uvc-formula__grid { grid-template-columns: 1fr; }
    .uvc-material__spots { display: grid; gap: 12px; width: min(100% - 3rem, var(--max-width, 1200px)); margin: 28px auto 0; padding-bottom: clamp(96px, 12vw, 160px); counter-reset: spot; }
    .uvc-material__spots li { position: static; transform: none !important; flex-direction: row !important; }
    .uvc-material__spots li > div { width: auto; background: rgba(255, 255, 255, .04); }
    .uvc-material__spots i::after { display: none; }
    .uvc-explore { height: auto !important; }
    .uvc-explore__stage { position: relative; height: auto; gap: 36px; padding-block: clamp(96px, 12vw, 160px); }
    .uvc-explore__head { grid-template-columns: 1fr; }
    .uvc-explore__viewport { overflow-x: auto; scroll-snap-type: x mandatory; -webkit-overflow-scrolling: touch; scrollbar-width: none; }
    .uvc-explore__viewport::-webkit-scrollbar { display: none; }
    .uvc-explore__track { transform: none !important; padding-inline: 1.5rem; }
    .uvc-explore__card { width: 78vw; scroll-snap-align: center; }
    .uvc-explore__progress { display: none; }
    .uvc-filter { grid-template-columns: 1fr; }
    .uvc-map__cols { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .uvc-map__cards { grid-template-columns: 1fr; }
    .uvc-map__cards ol { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .uvc-detail-grid { grid-template-columns: 1fr; }
    .uvc-devices__pair { grid-template-columns: 1fr; }
    .uvc-phones { height: 130vw; }
    .uvc-phones__col:nth-child(4) { display: none; }
    .uvc-phones__col { width: 30vw; }
    .uvc-timeline li { grid-template-columns: 1fr; }
    .uvc-timeline time { grid-row: auto; }
    .uvc-others ul { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
    /* 공용 하단 상담 바(높이 약 68px)에 가리지 않도록 고정 장면의 바닥을 띄운다 */
    .uvc-name__stage { padding-bottom: 92px; }
    .uvc-thread__inner { padding-bottom: 92px; }
    .uvc-thread__rail { bottom: 92px; }
}

@media (max-width: 560px) {
    .uvc { font-size: 16px; }
    .uvc-br-m { display: inline; }
    .uvc-hero__title { font-size: clamp(38px, 11vw, 52px); }
    .uvc-hero__copy { bottom: 210px; }
    .uvc-hero__meta dd { font-size: 15px; }
    .uvc-hero__eyebrow { letter-spacing: .2em; top: calc(50% - 30vw); }
    .uvc-hero__cue { bottom: 200px; }
    .uvc-head__lead, .uvc-material__head > p { font-size: 16px; }
    .uvc-numbers { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .uvc-challenges li { padding: 28px 24px 30px; }
    .uvc-name__word { font-size: 21vw; }
    .uvc-ratio__bar { height: 64px; }
    .uvc-ratio__bar em { font-size: 16px; }
    .uvc-swatches { grid-template-columns: 1fr 1fr; gap: 8px; }
    .uvc-swatches li { padding: 16px 14px; min-height: 170px; }
    .uvc-swatches__role { top: 14px; left: 14px; }
    .uvc-swatches strong { font-size: 16px; }
    .uvc-donts__list li { grid-template-columns: 1fr; padding: 22px 0; }
    .uvc-map { padding: 22px 16px; }
    .uvc-map__cols { grid-template-columns: 1fr; }
    .uvc-filter__list { grid-template-columns: 1fr; }
    .uvc-draft__stills { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .uvc-draft__stills li:nth-child(3) { display: none; }
    .uvc-detail-name { gap: 16px; padding: 16px; }
    .uvc-detail-name__line { display: none; }
    .uvc-compare__frame { aspect-ratio: 4 / 3; }
    .uvc-type__rows li { flex-direction: column; gap: 6px; }
    .uvc-credits__list { grid-template-columns: 1fr; }
}